Stay updated with real-time air quality in Essex, UK featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Essex, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.74 μg/m³
0
55
155
255
425
605+
26.52 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
4.75 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Essex, UK
Essex, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 38
Good
6.79μg/m³
PM2.5
14.27μg/m³
PM10
27.51ppb
O3
0.59ppb
SO2
5.74ppb
NO2
0.01ppm
CO
AQI 27
Good
5.20μg/m³
PM2.5
18.34μg/m³
PM10
24.65ppb
O3
0.45ppb
SO2
2.72ppb
NO2
0.02ppm
CO
AQI 49
Good
8.74μg/m³
PM2.5
15.53μg/m³
PM10
26.87ppb
O3
0.70ppb
SO2
8.35ppb
NO2
0.00ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
23.88μg/m³
PM10
26.91ppb
O3
0.64ppb
SO2
7.68ppb
NO2
0.01ppm
CO
AQI 49
Good
9.30μg/m³
PM2.5
21.70μg/m³
PM10
21.00ppb
O3
0.54ppb
SO2
4.02ppb
NO2
0.02ppm
CO
AQI 44
Good
7.58μg/m³
PM2.5
15.07μg/m³
PM10
25.39ppb
O3
0.53ppb
SO2
3.20ppb
NO2
0.03ppm
CO
Air quality and pollutant data for Essex, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Essex, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in Essex, UK was at its worst at 07:00:00 on 2026-07-10.
In the last 24 hours, the best air quality in Essex, UK was observed at 02:00:00 on 2026-07-10.
As of now, the AQI in Essex, UK is 38, indicating Good conditions.
Essex, UK air has the highest levels of PM2.5.
Poor air quality in Essex, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Essex, UK are currently 7.429 μg/m3.
The PM10 concentration in Essex, UK is 17.741 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Essex, UK is 0.015 ppm.
Currently, Essex, UK has a sulfur dioxide (SO2) concentration of 0.538 ppb.
The current ozone (O3) level in Essex, UK at the moment is 26.517 ppm.
Nitrogen dioxide (NO2) level in Essex, UK at the moment is 4.746 ppb.
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